CN201152195Y - Rotary internal combustion engine - Google Patents
Rotary internal combustion engine Download PDFInfo
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- CN201152195Y CN201152195Y CNU2008200317149U CN200820031714U CN201152195Y CN 201152195 Y CN201152195 Y CN 201152195Y CN U2008200317149 U CNU2008200317149 U CN U2008200317149U CN 200820031714 U CN200820031714 U CN 200820031714U CN 201152195 Y CN201152195 Y CN 201152195Y
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- combustion engine
- piston
- cylinder
- pears
- cylinder block
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The technical proposal of the utility model discloses a rotary internal combustion engine which belongs to the technical field of internal combustion engines, and is mainly composed of a cylindrical cylinder, a piston, a power output shaft, a stander, a fuel feeding mechanism, a lubrication mechanism, an air inlet pipe and a vent-pipe. The piston has a pear-shaped section and is fixedly mounted on the stander, and the pear-shaped piston is communicated with the air inlet pipe and the vent-pipe; an elastic sliding board which is mounted on the cylinder and divides the pear-shaped piston and the cylinder body into four working chambers is arranged between the pear-shaped piston and the cylinder body; the cylindrical cylinder rotates one circle round the axle center of the pear-shaped piston, and the internal combustion engine applies four times of work; the exhaust space of the rotary internal combustion engine of the utility model is less than the exhaust space, and the charging and exhaust coefficient is large, thermal efficiency can be improved farthest, energy consumption can be reduced and pollution can be reduced. The rotary internal combustion engine has the characteristics of large driver torque, high thermal efficiency, steady operation, large power and simple structure.
Description
Technical field
Technical solutions of the utility model relate to internal-combustion engine, particularly rotary no crank internal-combustion engine.
Background technique
In the prior art, the widely used internal-combustion engine of people is a stroke piston combustion engine, it by the inflammable gas compression and combustion after, gas expand to promote the piston actings such as drivening rod, bent axle that move reciprocatingly in cylinder.Because piston moves reciprocatingly in cylinder, produce mutually when drivening rod, bent axle and suppress, need to consume part energy.There are shortcomings such as galloping, complex structure, the thermal efficiency is low in this stroke piston combustion engine.Though through 100 years of development, technology such as some new technology such as supercharging, many valves and calculator control have been used, the performance of stroke piston combustion engine is improved, but because the self-defect of stroke piston combustion engine, be difficult at a high speed, the space of efficient, steady development.For this reason, people are also making great efforts research always, successively model utility some novel internal-combustion engines, but these technology all also exist some problems or use value not high, most model utility technology does not all form the product of internal combustion engine.Now have the wankel trigonometric expression rotary internal combustion engine of Germany only, but it does not solve the defective of reciprocating internal combustion engine fully, because leg-of-mutton rotor still has the straight line swing in the cylinder of double-contracting network chamber; Its dynamic seal of while, especially the reliability of the dynamic seal on three angles of rotor and still be lower than the piston ring of traditional reciprocating internal combustion engine working life, and the thermal efficiency of trigonometric expression rotor internal-combustion engine is still not high, and complex structure is so be difficult to so far promote the use of.
The model utility content
The purpose of this utility model is, designs a kind of rotary combustion engine, and the cylinder rotary internal-combustion engine technology that a kind of moment of rotation is big, the thermal efficiency is high, running is steady, simple in structure scheme is provided.
According to above-mentioned purpose, the technical solution of the utility model is: a kind of rotary combustion engine, it mainly is made up of cylinder, piston, pto, frame, fuel supply mechanism, lubricating structure, suction tude and outlet pipe, cylinder is a cylindrical shape, lubricating structure is installed on the frame, lubricating structure provides the lubricated of complete machine, and feature is:
A, described cylindrical shape cylinder are made of forward end seal lid, rear end seal cover, cylinder block, and the forward end seal lid is fixedlyed connected with rear end seal cover by cylinder block, and the forward end seal lid is structure as a whole with described pto;
The cross section of B, described piston is " pears " shape, and it is fixedly mounted on the described frame, and " pears " shape piston and described suction tude and outlet pipe interlink;
The elastic slide plate that is installed on the cylinder block, " pears " shape piston and cylinder block is separated into four working rooms is housed between C, described piston and cylinder block;
On described frame, the other end passes through rear end seal cover, Bearing Installation on " pears " shape piston by pto, Bearing Installation for D, described cylindrical shape cylinder one end.
According to above-mentioned basic technical scheme, the airtight cooperation between the little head end of described " pears " shape piston and cylinder block casing wall during, between stub end and cylinder block casing wall the 1-3 mm clearance is arranged for maintenance work.
According to technique scheme, the little head end of described " pears " shape piston is equipped with the elastic sealing part mutually airtight with the cylinder block casing wall.
According to above-mentioned basic technical scheme, on described " pears " shape piston suction port and relief opening are housed, suction port, relief opening interlink with described suction tude, outlet pipe respectively.
According to above-mentioned basic technical scheme, on the described cylinder block spark plug is housed.
According to technique scheme, distribution mechanism also is housed on the complete machine, this distribution mechanism by be installed in spark coil and the distributor that back-end sealing covers, ring magnet and the distributor cog wheel pair that is fixedly mounted on the frame constitutes, the distributor cog wheel pair is a secondary large and small gear, gearwheel is fixedly mounted on " pears " shape piston, small gear and gearwheel mesh, and are connected with distributor by line shaft.Like this, in complete machine when work,, small gear rotates around gearwheel, and the transmission by transmission shaft makes distributor work.
According to above-mentioned basic technical scheme, described elastic slide plate is made of slide plate and spring, and spring is controlled moving of slide plate.
According to technique scheme, on the described suction port oil nozzle is housed.
Owing to adopt technique scheme, press the rotary combustion engine that the utility model is made, four groups of spring slide plates and " pears " shape piston in the cylinder on its cylindrical shape cylinder constitute four working rooms, when the cylindrical shape cylinder rotates, that four working rooms finish respectively regularly is air-breathing, compression, acting, four strokes of exhaust, and internal-combustion engine was done merit four times when the cylindrical shape cylinder rotated a circle.This internal-combustion engine crankshaft-free connection rod, valve distribution mechanism, the rotation of cylindrical shape cylinder, expanding gas directly promotes to be installed in the slide plate on the cylindrical shape cylinder block, realize acting, have cylinder and piston space advantage of good sealing effect, in addition, its admission space is less than delivery space, it is big to fill exhaust coefficient, can improve the thermal efficiency to greatest extent, cut down the consumption of energy, reduces to pollute; So the rotary combustion engine of making by the utility model does not need flywheel, have that driving torque is big, the thermal efficiency is high, running is steady, power is big, characteristic of simple structure.
Description of drawings
Fig. 1 is a kind of Spark ignition type example structure schematic representation of optimal design.
Fig. 2 is A-A ' sectional view of Fig. 1;
Fig. 3, Fig. 4, Fig. 5, Fig. 6 are the utility model embodiment fundamental diagram.
In the drawings: 1, pto; 2, forward end seal lid; 3, cylinder block; 4, spark plug; 5, rear end seal cover; 6, " pears " shape piston; 7, relief opening; 8, suction port; 9, bearing; 10, spark coil; 11, ring magnet; 12, distributor; 13, distributor cog wheel pair; 14, suction tude; 15, outlet pipe; 16, oil pump; 17, bearing; 18, frame; 19, blast tube slit; 20,21,22,23, working room; 24, slide plate; 25, spring; 26, elastic sealing part.
Embodiment
Fig. 1, Fig. 2, a kind of rotary combustion engine, it mainly is made up of cylindrical shape cylinder, piston 6, pto 1, fuel supply mechanism, frame 18, lubricating structure, suction tude 14 and outlet pipe 15, the oil pump 16 of lubricating structure is installed on the frame 18, and the lubricated and cooling of complete machine is provided; The cylindrical shape cylinder is made of forward end seal lid 2, rear end seal cover 5, cylinder block 3, and forward end seal lid 2 is fixedlyed connected with rear end seal cover 5 by cylinder block 3, and forward end seal lid 2 is structure as a whole with pto 1; When this machine was worked, the cylindrical shape cylinder was a rotor.The cross section of piston 6 is " pears " shape, and it is fixedly mounted on the frame 18, and suction port 8 and relief opening 7 are housed on " pears " shape piston 6, and suction port 8, relief opening 7 interlink with suction tude 14, outlet pipe 15 respectively; When this machine was worked, " pears " shape piston 6 was a stator.3 of " pears " shape piston 6 and cylinder blocks be equipped with and be installed on the cylinder block 3, " pears " shape piston 6 and 3 of cylinder blocks are separated into the elastic slide plate of four working rooms 20,21,22,23, elastic slide plate is made of slide plate 24 and spring 25, moving of spring 25 control slide plates 24, the effect of spring 25 make slide plate 24 and 6 in " pears " shape piston keep good sealing; Airtight cooperation the between the little head end of " pears " shape piston 6 and cylinder block casing wall during for maintenance work, specific practice for be equipped with at the little head end of " pears " shape piston 6 one with the cylinder block casing wall between the airtight elastic sealing part 26 that cooperates of maintenance, the structure and the elastic slide plate of this elastic sealing part 26 are basic identical; Between the stub end of " pears " shape piston 6 and cylinder block casing wall the 1-2 mm clearance is arranged, form blast tube slit 19.Cylindrical shape cylinder one end is installed on the frame 18 by pto 1, bearing 17, and the other end is installed on " pears " shape piston 6 by rear end seal cover 5, bearing 9.In frame 18 design, it be an obturator, in establish cooling tube, the machine oil that allows oil pump 16 pump enters cooling tube, in order to distribute the heat that is sent when complete machine is worked.
In the present embodiment, four spark plugs 4 are housed on the cylinder block 3; Distribution mechanism is housed on the complete machine, this distribution mechanism by be installed in spark coil 10 and the distributor 12 on the rear end seal cover 5, ring magnet 11 and the distributor cog wheel pair 13 that is fixedly mounted on the frame 18 constitutes, distributor cog wheel pair 13 is a secondary large and small gear, gearwheel is fixedly mounted on " pears " shape piston 6, small gear and gearwheel mesh, and are connected with distributor 13 by transmission shaft.When the cylindrical shape cylinder rotates, drive spark coil 10 cutting magnetic lines generation voltage, produce high pressure to spark plug 4 power supplies through distributor 13, simultaneously, the small gear of distributor cog wheel pair 13 rotates around gearwheel, and makes distributor 12 work by transmission shaft.Distributor 12 can be purchased on market.
On compression ignition internal combustion engine, on the suction port 8 oil nozzle is housed.
In conjunction with Fig. 3, when pressing the product work of present embodiment making, when cylinder block 3 rotates to shown position by counter clockwise direction, the cylinder swept volume of a single chamber minimum of two slide plates, 24 decisions of D and A position, be that the combustible gas body is compressed to minimum position, spark plug 4 igniting, inflammable gas fires the extremely acute expansion of back gas, because of the A slide plate 24 of the cylinder working room of two slide plates 24 decision of D and A position is subjected to the gas pressure area to be far longer than the area of D slide plate 24,, rotate the pressurized gas of the cylinder working room of two slide plates, 24 decisions of D and A position to continuation counterclockwise so promoting cylinder block 3.And the cylinder working room of two slide plates, 24 decisions of A and B position is about to enter exhaust phase, because of keeping air-tight state between " pears " type piston 6 microcephalies and revolving cylinder body 3 casing walls,, waste gas after burning discharges so can only entering outlet pipe 15 from the relief opening 7 of " pears " type piston.At this moment the cylinder working room of two slide plates, 24 decisions of B and C position is divided into two-part by " pears " type piston, and a part is being got rid of waste gas after burning (volume that can find out this part from Ben Tu progressively is reduced to minimum).Another part begins air inlet (volume that can find out this part from Ben Tu progressively changes to maximum by minimum).At this moment the cylinder swept volume of a single chamber of two slide plates, 24 decisions of C and D position is diminished gradually by maximum, and inflammable gas is about to enter the stage of being compressed.
When cylinder block 3 runs to position shown in Figure 4, the cylinder swept volume of a single chamber of two slide plates, 24 decisions of D and A position is progressively becoming big as can be seen from Figure, the lifting surface area of A slide plate 24 is also becoming big, and the area of D slide plate 24 is very little and not variation, and the cylinder working room of two slide plates, 24 decisions of D and A position is in the acting stage.The cylinder working room of two slide plates, 24 decisions of A and B position is in exhaust phase as can be seen from Figure.The cylinder working room of two slide plates, 24 decisions of B and C position is progressively changed to minimum by the volume that " pears " type piston is divided into two-part exhaust as can be seen from Figure, and air-breathing volume progressively changes to maximum, enters expiratory phase.The volume of the cylinder working room of two slide plates, 24 decisions of C and D position is progressively diminishing as can be seen from Figure, enters stage gas compression.
When cylinder block 3 and fortune shown in Figure 3 turn 90 degrees, during position promptly shown in Figure 5, the cylinder working room that two slide plates 24 of D and A position determine had finished merit, is about to enter exhaust phase.The cylinder working room of two slide plates, 24 decisions of A and B position is divided into two-part by the microcephaly of " pears " type piston 6, and a part is in exhaust, and another part is air-breathing.The cylinder working room of two slide plates, 24 decisions of B and C position is in compression stage.The cylinder working room inflammable gas compression of two slide plates, 24 decisions of C and D position is finished, is about to ignition-powering.
When cylinder block 3 is rotated counterclockwise when shown in Figure 6, the cylinder working room of two slide plates, 24 decisions of D and A position enters exhaust phase the sixth of the twelve Earthly Branches fully.The cylinder working room of two slide plates, 24 decisions of A and B position enters expiratory phase fully.The cylinder working room of two slide plates, 24 decisions of B and C position enters compression stage the sixth of the twelve Earthly Branches fully.The cylinder working room of two slide plates, 24 decisions of C and D position enters the acting stage fully in the sixth of the twelve Earthly Branches.
Can find out that from Fig. 3, Fig. 4, Fig. 5, Fig. 6 when cylinder block 3 was rotated counterclockwise, the volume of four working rooms in the cylinder block 3 changed regularly, its volume progressively changes to maximum by minimum respectively, progressively changes to minimum by maximum again.When the inflammable gas of first working room is compressed to hour, the plug ignition on the cylinder is lighted the compressing inflammable gas in first working room, and the inflammable gas detonation is expanded and promoted slide plate and drive cylinder block 3 rotations.Can find out from Fig. 3 and Fig. 5, when cylinder block 3 is rotated counterclockwise 90 when spending, rotary combustion engine has just in time carried out a work cycle, acting, exhaust, air-breathing, four strokes of compression have promptly been finished, when cylinder block 3 when " pears " type piston 6 axle center rotate a circle, four working rooms in the cylinder block 3 have just in time all carried out a work cycle respectively separately, have promptly done merit four times.Press the internal-combustion engine that present embodiment is made, its admission space is less than delivery space, and it is big that complete machine fills exhaust coefficient, can improve the thermal efficiency to greatest extent, cut down the consumption of energy, reduces to pollute.
Claims (8)
1, a kind of rotary combustion engine, it mainly is made up of cylinder, piston, pto, frame (18), fuel supply mechanism, lubricating structure, suction tude (14) and outlet pipe (15), cylinder is a cylindrical shape, and lubricating structure provides the lubricated of complete machine, it is characterized in that:
A, described cylindrical shape cylinder are made of forward end seal lid (2), rear end seal cover (5), cylinder block (3), forward end seal lid (2) is fixedlyed connected with rear end seal cover (5) by cylinder block (3), and forward end seal lid (2) is structure as a whole with described pto (1);
The cross section of B, described piston (6) is " pears " shape, and it is fixedly mounted on the described frame, and " pears " shape piston (6) interlinks with described suction tude (15) and outlet pipe (14);
Be equipped with between C, described piston (6) and cylinder block (3) and be installed in the elastic slide plate that cylinder block (3) is gone up, " pears " shape piston (6) and cylinder block (3) is separated into four working rooms (20,21,22,23);
D, described cylindrical shape cylinder one end are installed on the described frame (18) by pto (1), bearing (17), and the other end is installed on " pears " shape piston (6) by rear end seal cover (5), bearing (9).
2, rotary combustion engine according to claim 1 is characterized in that: the airtight cooperation between the little head end of described " pears " shape pistons (6) and cylinder block (3) casing wall during for maintenance work, between stub end and cylinder block (3) casing wall the 1-3 mm clearance is arranged.
3, rotary combustion engine according to claim 2 is characterized in that: the little head end of described " pears " shape pistons (6) is equipped with and the mutually airtight elastic sealing part (26) of cylinder block (3) casing wall.
4, rotary combustion engine according to claim 1, it is characterized in that: suction port (8) and relief opening (7) are housed on described " pears " shape piston, and suction port (8), relief opening (7) interlink with described suction tude (14), outlet pipe (15) respectively.
5, rotary combustion engine according to claim 1 is characterized in that: spark plug (4) is housed on the described cylinder block (3).
6, rotary combustion engine according to claim 1 or 5, it is characterized in that: distribution mechanism also is housed on the described complete machine, this distribution mechanism is made of the ring magnet (11) and the distributor cog wheel pair (13) that are installed in spark coil (10) and distributor (12) on the rear end seal cover (5), be fixedly mounted on the frame (18), distributor cog wheel pair (13) is a secondary large and small gear, gearwheel is fixedly mounted on " pears " shape piston (6), small gear and gearwheel mesh, and are connected with distributor (12) by line shaft.
7, rotary combustion engine according to claim 1 is characterized in that: described elastic slide plate is made of slide plate (24) and spring (25), and spring (25) is controlled moving of slide plate (24).
8, according to claim 1 or 2 or 3 or 4 or 7 described rotary combustion engines, it is characterized in that: described suction port is equipped with oil nozzle on (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317149U CN201152195Y (en) | 2008-01-30 | 2008-01-30 | Rotary internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317149U CN201152195Y (en) | 2008-01-30 | 2008-01-30 | Rotary internal combustion engine |
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| Publication Number | Publication Date |
|---|---|
| CN201152195Y true CN201152195Y (en) | 2008-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200317149U Expired - Fee Related CN201152195Y (en) | 2008-01-30 | 2008-01-30 | Rotary internal combustion engine |
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| CN (1) | CN201152195Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133131A (en) * | 2011-11-25 | 2013-06-05 | 罗帅 | Structure method of semi-closed air cylinder of wankel engine |
-
2008
- 2008-01-30 CN CNU2008200317149U patent/CN201152195Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133131A (en) * | 2011-11-25 | 2013-06-05 | 罗帅 | Structure method of semi-closed air cylinder of wankel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081119 Termination date: 20110130 |